WordNet (r) 3.0 (2006):

punch in
    v 1: register one's arrival at work [syn: clock in, punch
         in, clock on] [ant: clock off, clock out, punch
         out]

Moby Thesaurus II by Grady Ward, 1.0:

63 Moby Thesaurus words for "punch in":
   accomplish, achieve, approach, arrive, arrive at, arrive in,
   attain, attain to, be received, blow in, bob up, check in,
   check off, check out, clock in, clock out, come, come in, come to,
   come to hand, dent, depress, dimple, dint, engrave, fetch,
   fetch up at, find, gain, get in, get there, get to, hit, hit town,
   impress, imprint, indent, make, make it, notch, pit, pock,
   pockmark, pop up, press in, pull in, punch, punch out,
   punch the clock, reach, recess, ring in, ring out, roll in,
   set back, set in, show up, sign in, stamp, tamp, time in, time out,
   turn up